3D printer



FIG. 1 is a top, front, left isometric view of a 3D printer showing the claimed design;

FIG. 2 is a top, rear, left isometric view thereof;

FIG. 3 is a top, front, right isometric view thereof;

FIG. 4 is a top, rear, right isometric view thereof;

FIG. 5 is a bottom, front, left isometric view thereof;

FIG. 6 is a bottom, rear, left isometric view thereof;

FIG. 7 is a bottom, front, right isometric view thereof; and,

FIG. 8 is a bottom, rear, right isometric view thereof.

The broken lines in FIGS. 1-8 depict portions of the 3D printer that form no part of the claimed design. 

CLAIM The ornamental design for a 3D printer, as shown and described. 